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begin porting unwinder to ctrl layer, just built purely on in-process memory, and getting completely off of parsed binary image artifacts

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This commit is contained in:
Ryan Fleury
2024-05-16 15:39:57 -07:00
parent 8901dd30ec
commit 33ab26dfb3
4 changed files with 1175 additions and 6 deletions
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src/ctrl/ctrl_core.h
+19
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@@ -107,6 +107,15 @@ struct CTRL_EntityStore
////////////////////////////////
//~ rjf: Unwind Types
typedef struct CTRL_UnwindStepResult CTRL_UnwindStepResult;
struct CTRL_UnwindStepResult
{
B32 dead;
B32 missed_read;
U64 missed_read_addr;
U64 stack_pointer;
};
typedef struct CTRL_UnwindFrame CTRL_UnwindFrame;
struct CTRL_UnwindFrame
{
@@ -654,6 +663,8 @@ internal U128 ctrl_hash_store_key_from_process_vaddr_range(CTRL_MachineID machin
//- rjf: process memory cache reading helpers
internal CTRL_ProcessMemorySlice ctrl_query_cached_data_from_process_vaddr_range(Arena *arena, CTRL_MachineID machine_id, DMN_Handle process, Rng1U64 range, U64 endt_us);
internal CTRL_ProcessMemorySlice ctrl_query_cached_zero_terminated_data_from_process_vaddr_limit(Arena *arena, CTRL_MachineID machine_id, DMN_Handle process, U64 vaddr, U64 limit, U64 element_size, U64 endt_us);
internal B32 ctrl_read_cached_process_memory(CTRL_MachineID machine_id, DMN_Handle process, Rng1U64 range, B32 *is_stale_out, void *out, U64 endt_us);
#define ctrl_read_cached_process_memory_struct(machine_id, process, vaddr, is_stale_out, ptr, endt_us) ctrl_read_cached_process_memory((machine_id), (process), r1u64((vaddr), (vaddr)+(sizeof(*(ptr)))), (is_stale_out), (ptr), (endt_us))
//- rjf: process memory writing
internal B32 ctrl_process_write(CTRL_MachineID machine_id, DMN_Handle process, Rng1U64 range, void *src);
@@ -672,6 +683,14 @@ internal B32 ctrl_thread_write_reg_block(CTRL_MachineID machine_id, DMN_Handle t
////////////////////////////////
//~ rjf: Unwinding Functions
//- rjf: [x64]
internal REGS_Reg64 *ctrl_unwind_reg_from_pe_gpr_reg__pe_x64(REGS_RegBlockX64 *regs, PE_UnwindGprRegX64 gpr_reg);
internal CTRL_UnwindStepResult ctrl_unwind_step__pe_x64(CTRL_EntityStore *store, CTRL_MachineID machine_id, DMN_Handle module, REGS_RegBlockX64 *regs, U64 endt_us);
//- rjf: abstracted unwind step
internal CTRL_UnwindStepResult ctrl_unwind_step(CTRL_EntityStore *store, CTRL_MachineID machine_id, DMN_Handle module, Architecture arch, void *reg_block, U64 endt_us);
//- rjf: abstracted full unwind
internal CTRL_Unwind ctrl_unwind_from_thread(Arena *arena, CTRL_EntityStore *store, CTRL_MachineID machine_id, DMN_Handle thread, U64 endt_us);
////////////////////////////////